Suitability evaluation of underground space development in Dalian [PDF]
E3S Web of Conferences, 2021 Rational development and utilization of urban underground space has become an important measure to alleviate the contradiction between supply and demand of land resources, improve urban capacity and optimize urban layout.
Mengmeng Gao +6 more
doaj +1 more source
Debris flow gully zoning and risk assessment based on numerical simulation [PDF]
E3S Web of Conferences, 2023 In order to evaluate the zoning and risk of debris flow gully based on numerical simulation, a set of theoretical system and technical process of debris flow quantitative risk analysis suitable for mountainous towns in southwest China was constructed ...
Feng Zhen +4 more
doaj +1 more source
Evaluation of water resources carrying capacity based on cultivated land and urban construction scale -- a case study of Jinzhou City [PDF]
E3S Web of Conferences, 2021 Water resources play an important role in the natural environment, which is an irreplaceable resource for the survival and development of human society.
Mengmeng Gao +5 more
doaj +1 more source
Study on The Test Methods of Heavy Metal in Exhaust Gas for a Copper Melting Factory [PDF]
E3S Web of Conferences, 2022 The raw materials, auxiliary materials and production process of a typical copper smelting factory were investigated, the emission characteristics of exhaust gas pollutants produced by the production process were studied.
Wang Jing, Wang Jilu, Liu Zhenyu
doaj +1 more source
Source Apportionment of Elemental Carbon in Different Seasons in Hebei, China
Frontiers in Environmental Science, 2022 Black carbon (BC), also termed elemental carbon (EC), is a strong light-absorbing substance. It can disturb the radiation balance between the earth and atmosphere resulting in changing regional and global climate conditions.
Dongli Hou +11 more
doaj +1 more source
Formulation of an evaluation index system of geological hazard data quality in China
Zhongguo dizhi zaihai yu fangzhi xuebao, 2021 This paper provides an exploratory study about data quality evaluation index system of geological hazard. To serve geological hazard research and national geological hazard prevention, select five dimensions of completeness, timeliness, accuracy ...
Chunrong YIN +6 more
doaj +1 more source
The thinking and practice of Marine Ecological Conservation Red Line Delineation in China [PDF]
E3S Web of Conferences, 2021 China has established and implemented marine ecological conservation red line (MECRL) system to strengthen the bottom line constraints and ensure ecological security.
Zhao Bei +4 more
doaj +1 more source
Monitoring environmental change in an ecosystem [PDF]
Biosystems, 2008 The monitoring and analysis of the processes taking place in an ecosystem is a key issue for a sustainable human activity. A system of populations, as the biotic component of a complex ecosystem is usually affected by the variation of its abiotic environment.
Manuel Gámez +2 more
openaire +2 more sources
Yankuang ceshi, 2021 BACKGROUND Determination of ammonium nitrogen and nitrate nitrogen in soil makes great sense for indication of the nutrient status and environment evaluation of soil.
WU Hao +4 more
doaj +1 more source
DISTRIBUTION OF ENTERIC PROTOZOA IN THE RIVER NILE DRAINS: EGYPT USING FIELD AND REMOTE SENSING STUDIES [PDF]
Journal of the Egyptian Society of Parasitology, 2021 Polluted water is a massive international issue that needs to be monitored and evaluated at allconditions for water management policy. This study identified enteric protozoa in three drains;as well as the physicochemical characteristics, heavy metals of ...
MAHI A. GHOBASHY +4 more
doaj +1 more source